单选题 Daughter (in the kitchen): Shall I turn on the burner?
Mother: ______. I haven't finished peeling the potatoes.

【正确答案】 A
【答案解析】[注释] 此对话情景是厨房,女儿给母亲帮忙,问要不要打开炉子。母亲说土豆还没削好呢,先别开。与“先别开”对应的英语是A.No, not yet,其他表达不符合习惯。